INTRODUCTION To study characteristics of birth defect cases among live births, stillbirths and abortions in Singapore between 1994 and 2000. METHODS Index cases for the National Birth Defects Registry (NBDR) were obtained from all neonatal nurseries in Singapore, all hospital discharge summaries, cytogenetic and pathology reports from all pathology laboratories in Singapore, and from the comp...

OBJECTIVE To evaluate the association between men's body mass index (BMI), early embryo quality, and clinical outcomes in couples undergoing in vitro fertilization (IVF). DESIGN Prospective cohort study. SETTING Fertility clinic in an academic medical center. PATIENT(S) 114 couples who underwent 172 assisted reproduction cycles. INTERVENTION(S) None. MAIN OUTCOME MEASURE(S) Fertilizat...

BACKGROUND AND OBJECTIVES Pregnancy in ESRD is rare and poses substantial risk for mother and baby. This study describes a large series of pregnancies in women undergoing long-term dialysis treatment and reviews maternal and fetal outcomes. Specifically, women who had conceived before and after starting long-term dialysis are compared. DESIGN, SETTING, PARTICIPANTS, & MEASUREMENT All pregnanc...

Objective Improvement in sperm density and motility after varicocelectomy have been widely reported for men with oligoasthenoteratospermia (OAT),However the value of varicocelectomy in azoospermic men remain controversial.In this study we have evaluated the outcome of microsurgical varicocelectomy in nonobstructive azoospermic (NOA) men with clinical varicocele in five years in royan institute....

OBJECTIVE To assess the relationship between the ethnicity of women and the clinical success of in vitro fertilisation (IVF) or intracytoplasmic sperm injection (ICSI) treatment. DESIGN Observational cohort study. SETTING Nottingham University Research and Treatment Unit in Reproduction (NURTURE), UK. SAMPLE A total of 1517 women, of which 1291 were white Europeans and 226 belonged to an ...

OBJECTIVE To compare cumulative live birth rate according to the rate of use of metaphase II (MII) oocytes in conventional ovarian stimulation protocols for in vitro fertilization (IVF) or intracytoplasmic sperm injection. METHODS In a cohort study, patients aged 18-38 years undergoing their first IVF treatment at one US center were enrolled between February 1, 2009, and August 31, 2013. Ovar...

Aim It was examined whether the single embryo transfer policy makes the treatment period longer for couples to achieve their first live birth by assisted reproductive technology. Methods This study retrospectively analyzed women who started assisted reproductive technology at younger than 40 years of age in the authors' organization. The treatment periods for couples to achieve the first live...